Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Actor | Inception | 2010 | Maurice Fischer |
| Actor | Romeo + Giulietta | 1996 | Father Laurence |
| Actor | Il mondo perduto - Jurassic Park | 1997 | Roland Tembo |
| Actor | I soliti sospetti | 1995 | Kobayashi |
| Actor | Scontro tra titani | 2010 | Spyros |
| Actor | Alien³ | 1992 | David Postlethwaite |
| Actor | The Town | 2010 | Fergus 'Fergie' Colm |
| Actor | L'ultimo dei Mohicani | 1992 | Capt. Beams |
| Actor | DragonHeart | 1996 | Gilbert of Glockenspur |
| Actor | Solomon Kane | 2009 | William Crowthorn |
| Actor | Nel nome del padre | 1993 | Giuseppe Conlon |
| Actor | James e la pesca gigante | 1996 | Old Man |
| Actor | Omen - Il Presagio | 2006 | Father Brennan |
| Actor | Æon Flux | 2005 | Keeper |
| Actor | Amistad | 1997 | Holabird |
| Actor | Dark Water | 2005 | Veeck |
| Actor | Alice nel paese delle meraviglie | 1999 | Carpenter |
| Actor | Amleto | 1990 | Player King |
| Actor | The Constant Gardener - La cospirazione | 2005 | Dr. Lorbeer aka Dr. Brandt |
| Actor | Criminal Justice | Hooch | |
| Actor | Sharpe | Sgt. Obadiah Hakeswill | |
| Actor | I duellanti | 1977 | Man shaving Gen. Treillard (as Peter Postlethwaite) |
| Actor | La fattoria degli animali | 1999 | Benjamin (voice) / Farmer Jones (voice) |
| Actor | Killing Bono | 2011 | Karl |
| Actor | Grazie, signora Thatcher | 1996 | Danny |
| Actor | Closing the Ring | 2007 | Quinlan |
| Actor | The Shipping News – Ombre dal profondo | 2001 | Tert Card |
| Actor | L'isola del tesoro | 1990 | George Merry |
| Actor | Detective Stone | 1992 | Paulsen |
| Actor | The Age of Stupid | 2009 | The Archivist |
| Actor | Making the 'Lost World' | 1997 | Pete Postlethwaite |
| Actor | Voci lontane... sempre presenti | 1988 | Father |
| Actor | Sharpe's Enemy | 1994 | Hakeswill |
| Actor | Bandyta | 1997 | Sincai |
| Actor | Waterland - Memorie d'amore | 1992 | Henry Crick |
| Actor | Sharpe's Company | 1994 | Hakeswill |
| Actor | Pranzo reale | 1984 | Douglas J. Nuttol |
| Actor | Martin Chuzzlewit | Montague Tigg | |
| Actor | Cuori estranei | 2002 | John |